NCERT Solutions for Class 9 Maths Chapter 8 Exercise 8.2 – Quadrilaterals
1. ABCD is a quadrilateral in which P, Q, R and S are mid-points of the sides AB, BC, CD and DA (see fig below). AC is a diagonal. Show that :
a) SR || AC and SR =½ AC
b) PQ = SR
c) PQRS is a parallelogram.